 Remove deprecated getPreventDefault() from 726.Event #703
 Remove deprecated getPreventDefault() from 726.Event #703

soomin-maeng/cytoscape.js,KonstantinShemyak/cytoscape.js,rlugojr/cytoscape.js,rlugojr/cytoscape.js,KonstantinShemyak/cytoscape.js,soomin-maeng/cytoscape.js